package com.yjy.lab02;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.event.ApplicationReadyEvent;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.event.ApplicationEventMulticaster;
import org.springframework.context.event.SimpleApplicationEventMulticaster;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.core.env.Environment;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;

import java.util.concurrent.Executor;

@EnableConfigurationProperties(MyProperties.class)
public class MyAutoConfig {

    @Bean
    @ConditionalOnProperty(prefix = "yjy.auto",name = "enable",havingValue = "true")
    public MyCommandLineRunner createMyCommandLineRunner(Environment env){
        return new MyCommandLineRunner(env);
    }

    @Bean(AbstractApplicationContext.APPLICATION_EVENT_MULTICASTER_BEAN_NAME)
    ApplicationEventMulticaster myApplicationEventMulticaster(@Qualifier("taskExecutor") Executor executor){
        SimpleApplicationEventMulticaster eventMulticaster = new SimpleApplicationEventMulticaster();
        eventMulticaster.setTaskExecutor(executor);
        return eventMulticaster;
    }
//    @Bean(AbstractApplicationContext.APPLICATION_EVENT_MULTICASTER_BEAN_NAME)
//    ApplicationEventMulticaster myApplicationEventMulticaster(ThreadPoolTaskExecutor threadPoolTaskExecutor){
//        SimpleApplicationEventMulticaster eventMulticaster = new SimpleApplicationEventMulticaster();
//        eventMulticaster.setTaskExecutor(threadPoolTaskExecutor);
//        return eventMulticaster;
//    }
    /**
     * 自定义事件
     */
    static class NoticeEvent extends ApplicationEvent{
        private static final Logger logger = LoggerFactory.getLogger(NoticeEvent.class);
        /**
         * 存储信息
         */
        private final String message;

        public NoticeEvent(String message) {
            super(message);
            this.message = message;
            logger.info("添加事件成功！message: {}",message);
        }

        public String getMessage() {
            return message;
        }
    }

    /**
     * 自定义事件监听
     */
    @Component
    static class NoticeListener implements ApplicationListener<NoticeEvent>{
        private static final Logger logger = LoggerFactory.getLogger(NoticeListener.class);

        @Override
        public void onApplicationEvent(NoticeEvent noticeEvent) {
            logger.info("事件监听器获取到NoticeEvent，睡眠当前线程2秒...");
            try {
                Thread.sleep(2000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            logger.info("NoticeEvent的message属性是：{}",noticeEvent.getMessage());
        }
    }

    /**
     * 自定义ApplicationReadyEvent的事件监听器
     */
    @Component
    static class ApplicationEventListener implements ApplicationListener<ApplicationReadyEvent>{
        private static final Logger logger = LoggerFactory.getLogger(ApplicationListener.class);
        @Override
        public void onApplicationEvent(ApplicationReadyEvent applicationReadyEvent) {
            logger.info("事件监听器获取到ApplicationReadyEvent，睡眠当前线程2秒...");
        }
    }

}
